#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>

#define VELKOST_POLA 12
int array_of_quontiti_of_drinked_limonades(int *pole,int *array_of_winers);

int main(){
        int pole[VELKOST_POLA];
        memset(pole,0,VELKOST_POLA * sizeof(int));
        int array_of_winers[VELKOST_POLA];
        memset(array_of_winers,0,VELKOST_POLA * sizeof(int));
        int i=array_of_quontiti_of_drinked_limonades(pole,array_of_winers);
        if(i==0){
            printf("ERROR");
        }
        for(int j=0; j<i; j++){
            printf("%d",array_of_winers[j]);
        }
}

int array_of_quontiti_of_drinked_limonades(int *pole,int *array_of_winers){
        int i=0;
        int value = 0;
        int bigest_score=0;
        int counter_of_rided_values=0;
        int j=0;
        while(true){
            int r = scanf("%d",&value);
            if (r == 1&&value>0){
                pole[i]=value;
                counter_of_rided_values++;
                if(pole[i]>bigest_score){
                    bigest_score=pole[i];
                    j=0;
                }
                if(pole[i]==bigest_score){
                    array_of_winers[j]=i;
                    j++;
                }
                i++;
            }else{
                break;
            }
        }
        return j;
}